Posted by iyra on Tuesday, February 9, 2010 at 8:29pm.
In a local cellular phone area, company A accounts for 70% of the cellular phone market, while company B accounts for the remaining 30% of the market. Of the cellular calls made with company A 2% of the calls will have some sort of interference, while 3% of the cellular calls with company B will have interference. If a cellular call is selected at random, the probability that it will NOT have interference is_________?

statistics  kapil, Tuesday, May 14, 2013 at 9:42am
0.977
Answer This Question
Related Questions
 Pre Algebra  A phone company charges $27.95 monthly fee and .12/min. for local ...
 Statistics  Cellular Phone Sales The probability that a cellular phone company ...
 Algebra  ABC phone company charges $18 per month plus 7 cents per minute of ...
 Math/Solve  ABC phone company charges $17 per month plus $0.03 per minute of ...
 Algebra  ABC phone company charges $16 per month plus 8¢ per minute of phone ...
 Algebra  ABC phone company charges $16 per month plus 8¢ per minute of phone ...
 Mathis  Cindy cellular phone service has a monthly charge of $32.99 but adds a ...
 statistics  In a local cellular phone area
 algebra  One cellular phone carrier charges $26.50 a month and $0.15 a minute ...
 prealgebra  One cellular phone carrier charges $26.50 a month and $0.15 a ...
More Related Questions